<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>首页</title>
    <link rel="stylesheet" href="/css/app.css">
    <style>
        #logo{
            width: 200px;
            height: 50px;
            background:#856;
        }
    </style>
</head>
<body>
    <h1>首页</h1>
    <div id="logo">
        <img src="/images/logo.png" alt="">
    </div>
</body>
</html>